package com.wc.blue_bridge_test.base.T47;

import java.io.PrintWriter;

/**
 * @Author congege
 * @Description 回文数
 * https://lx.lanqiao.cn/problem.page?gpid=T47
 * @Date Created in 2023/12/24-11:16
 */
public class Main {
    static PrintWriter out = new PrintWriter(System.out);

    public static void main(String[] args) {

        for (int i = 1; i < 10; i++) {
            for (int j = 0; j < 10; j++) {
                out.print(i);
                out.print(j);
                out.print(j);
                out.print(i);
                out.println();
            }
        }
        out.flush();
    }
}
